Measuring student skills in explaining socio-scientific chemical phenomena using rasch model

Abstract

This non-experimental research applied a descriptive-quantitative approach to measure student skills in explaining socio-scientific chemical phenomena. The data collection technique employed was a tier multiple choice test composed of three tier questions: Q1, Q2, and Q3. The population comprised 703 eleventh graders in Gorontalo Province. The analysis exerted was Rasch modelling. The results skills in explaining socio-scientific chemical phenomena.